138909420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 288

約数和(自身を含む): 495331200

約数和(自身を除く): 356421780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 29, 30, 36, 39, 45, 46, 52, 58, 60, 65, 69, 78, 87, 89, 90, 92, 115, 116, 117, 130, 138, 145, 156, 174, 178, 180, 195, 207, 230, 234, 260, 261, 267, 276, 290, 299, 345, 348, 356, 377, 390, 414, 435, 445, 460, 468, 522, 534, 580, 585, 598, 667, 690, 754, 780, 801, 828, 870, 890, 897, 1035, 1044, 1068, 1131, 1157, 1170, 1196, 1305, 1334, 1335, 1380, 1495, 1508, 1602, 1740, 1780, 1794, 1885, 2001, 2047, 2070, 2262, 2314, 2340, 2581, 2610, 2668, 2670, 2691, 2990, 3204, 3335, 3393, 3471, 3588, 3770, 4002, 4005, 4094, 4140, 4485, 4524, 4628, 5162, 5220, 5340, 5382, 5655, 5785, 5980, 6003, 6141, 6670, 6786, 6942, 7540, 7743, 8004, 8010, 8188, 8671, 8970, 10005, 10235, 10324, 10413, 10764, 11310, 11570, 12006, 12282, 12905, 13340, 13455, 13572, 13884, 15486, 16020, 16965, 17342, 17355, 17940, 18423, 20010, 20470, 20826, 22620, 23140, 23229, 24012, 24564, 25810, 26013, 26611, 26910, 30015, 30705, 30972, 33553, 33930, 34684, 34710, 36846, 38715, 40020, 40940, 41652, 43355, 46458, 51620, 52026, 52065, 53222, 53820, 59363, 60030, 61410, 67106, 67860, 69420, 73692, 77430, 78039, 79833, 86710, 92115, 92916, 100659, 104052, 104130, 106444, 116145, 118726, 120060, 122820, 130065, 133055, 134212, 154860, 156078, 159666, 167765, 173420, 178089, 184230, 201318, 208260, 232290, 237452, 239499, 260130, 266110, 296815, 301977, 312156, 319332, 335530, 356178, 368460, 390195, 399165, 402636, 464580, 478998, 503295, 520260, 532220, 534267, 593630, 603954, 671060, 712356, 771719, 780390, 798330, 890445, 957996, 1006590, 1068534, 1187260, 1197495, 1207908, 1509885, 1543438, 1560780, 1596660, 1780890, 2013180, 2137068, 2315157, 2394990, 2671335, 3019770, 3086876, 3561780, 3858595, 4630314, 4789980, 5342670, 6039540, 6945471, 7717190, 9260628, 10685340, 11575785, 13890942, 15434380, 23151570, 27781884, 34727355, 46303140, 69454710, 138909420]

約数ペア:

[(1, 138909420), (2, 69454710), (3, 46303140), (4, 34727355), (5, 27781884), (6, 23151570), (9, 15434380), (10, 13890942), (12, 11575785), (13, 10685340), (15, 9260628), (18, 7717190), (20, 6945471), (23, 6039540), (26, 5342670), (29, 4789980), (30, 4630314), (36, 3858595), (39, 3561780), (45, 3086876), (46, 3019770), (52, 2671335), (58, 2394990), (60, 2315157), (65, 2137068), (69, 2013180), (78, 1780890), (87, 1596660), (89, 1560780), (90, 1543438), (92, 1509885), (115, 1207908), (116, 1197495), (117, 1187260), (130, 1068534), (138, 1006590), (145, 957996), (156, 890445), (174, 798330), (178, 780390), (180, 771719), (195, 712356), (207, 671060), (230, 603954), (234, 593630), (260, 534267), (261, 532220), (267, 520260), (276, 503295), (290, 478998), (299, 464580), (345, 402636), (348, 399165), (356, 390195), (377, 368460), (390, 356178), (414, 335530), (435, 319332), (445, 312156), (460, 301977), (468, 296815), (522, 266110), (534, 260130), (580, 239499), (585, 237452), (598, 232290), (667, 208260), (690, 201318), (754, 184230), (780, 178089), (801, 173420), (828, 167765), (870, 159666), (890, 156078), (897, 154860), (1035, 134212), (1044, 133055), (1068, 130065), (1131, 122820), (1157, 120060), (1170, 118726), (1196, 116145), (1305, 106444), (1334, 104130), (1335, 104052), (1380, 100659), (1495, 92916), (1508, 92115), (1602, 86710), (1740, 79833), (1780, 78039), (1794, 77430), (1885, 73692), (2001, 69420), (2047, 67860), (2070, 67106), (2262, 61410), (2314, 60030), (2340, 59363), (2581, 53820), (2610, 53222), (2668, 52065), (2670, 52026), (2691, 51620), (2990, 46458), (3204, 43355), (3335, 41652), (3393, 40940), (3471, 40020), (3588, 38715), (3770, 36846), (4002, 34710), (4005, 34684), (4094, 33930), (4140, 33553), (4485, 30972), (4524, 30705), (4628, 30015), (5162, 26910), (5220, 26611), (5340, 26013), (5382, 25810), (5655, 24564), (5785, 24012), (5980, 23229), (6003, 23140), (6141, 22620), (6670, 20826), (6786, 20470), (6942, 20010), (7540, 18423), (7743, 17940), (8004, 17355), (8010, 17342), (8188, 16965), (8671, 16020), (8970, 15486), (10005, 13884), (10235, 13572), (10324, 13455), (10413, 13340), (10764, 12905), (11310, 12282), (11570, 12006)]