388234020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:262

約数の個数: 192

約数和(自身を含む): 1197504000

約数和(自身を除く): 809269980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 29, 30, 46, 58, 60, 69, 87, 89, 92, 109, 115, 116, 138, 145, 174, 178, 218, 230, 267, 276, 290, 327, 345, 348, 356, 435, 436, 445, 460, 534, 545, 580, 654, 667, 690, 870, 890, 1068, 1090, 1308, 1334, 1335, 1380, 1635, 1740, 1780, 2001, 2047, 2180, 2507, 2581, 2668, 2670, 3161, 3270, 3335, 4002, 4094, 5014, 5162, 5340, 6141, 6322, 6540, 6670, 7521, 7743, 8004, 8188, 9483, 9701, 10005, 10028, 10235, 10324, 12282, 12535, 12644, 12905, 13340, 15042, 15486, 15805, 18966, 19402, 20010, 20470, 24564, 25070, 25810, 29103, 30084, 30705, 30972, 31610, 37605, 37932, 38715, 38804, 40020, 40940, 47415, 48505, 50140, 51620, 58206, 59363, 61410, 63220, 72703, 75210, 77430, 94830, 97010, 116412, 118726, 122820, 145406, 145515, 150420, 154860, 178089, 189660, 194020, 218109, 223123, 237452, 281329, 290812, 291030, 296815, 356178, 363515, 436218, 446246, 562658, 582060, 593630, 669369, 712356, 727030, 843987, 872436, 890445, 892492, 1090545, 1115615, 1125316, 1187260, 1338738, 1406645, 1454060, 1687974, 1780890, 2181090, 2231230, 2677476, 2813290, 3346845, 3375948, 3561780, 4219935, 4362180, 4462460, 5626580, 6470567, 6693690, 8439870, 12941134, 13387380, 16879740, 19411701, 25882268, 32352835, 38823402, 64705670, 77646804, 97058505, 129411340, 194117010, 388234020]

約数ペア:

[(1, 388234020), (2, 194117010), (3, 129411340), (4, 97058505), (5, 77646804), (6, 64705670), (10, 38823402), (12, 32352835), (15, 25882268), (20, 19411701), (23, 16879740), (29, 13387380), (30, 12941134), (46, 8439870), (58, 6693690), (60, 6470567), (69, 5626580), (87, 4462460), (89, 4362180), (92, 4219935), (109, 3561780), (115, 3375948), (116, 3346845), (138, 2813290), (145, 2677476), (174, 2231230), (178, 2181090), (218, 1780890), (230, 1687974), (267, 1454060), (276, 1406645), (290, 1338738), (327, 1187260), (345, 1125316), (348, 1115615), (356, 1090545), (435, 892492), (436, 890445), (445, 872436), (460, 843987), (534, 727030), (545, 712356), (580, 669369), (654, 593630), (667, 582060), (690, 562658), (870, 446246), (890, 436218), (1068, 363515), (1090, 356178), (1308, 296815), (1334, 291030), (1335, 290812), (1380, 281329), (1635, 237452), (1740, 223123), (1780, 218109), (2001, 194020), (2047, 189660), (2180, 178089), (2507, 154860), (2581, 150420), (2668, 145515), (2670, 145406), (3161, 122820), (3270, 118726), (3335, 116412), (4002, 97010), (4094, 94830), (5014, 77430), (5162, 75210), (5340, 72703), (6141, 63220), (6322, 61410), (6540, 59363), (6670, 58206), (7521, 51620), (7743, 50140), (8004, 48505), (8188, 47415), (9483, 40940), (9701, 40020), (10005, 38804), (10028, 38715), (10235, 37932), (10324, 37605), (12282, 31610), (12535, 30972), (12644, 30705), (12905, 30084), (13340, 29103), (15042, 25810), (15486, 25070), (15805, 24564), (18966, 20470), (19402, 20010)]