305990160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7919}}^1$

素因数の和:7965

約数の個数: 160

約数和(自身を含む): 1131356160

約数和(自身を除く): 825366000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 483, 552, 560, 644, 690, 805, 840, 920, 966, 1104, 1288, 1380, 1610, 1680, 1840, 1932, 2415, 2576, 2760, 3220, 3864, 4830, 5520, 6440, 7728, 7919, 9660, 12880, 15838, 19320, 23757, 31676, 38640, 39595, 47514, 55433, 63352, 79190, 95028, 110866, 118785, 126704, 158380, 166299, 182137, 190056, 221732, 237570, 277165, 316760, 332598, 364274, 380112, 443464, 475140, 546411, 554330, 633520, 665196, 728548, 831495, 886928, 910685, 950280, 1092822, 1108660, 1274959, 1330392, 1457096, 1662990, 1821370, 1900560, 2185644, 2217320, 2549918, 2660784, 2732055, 2914192, 3325980, 3642740, 3824877, 4371288, 4434640, 5099836, 5464110, 6374795, 6651960, 7285480, 7649754, 8742576, 10199672, 10928220, 12749590, 13303920, 14570960, 15299508, 19124385, 20399344, 21856440, 25499180, 30599016, 38248770, 43712880, 50998360, 61198032, 76497540, 101996720, 152995080, 305990160]

約数ペア:

[(1, 305990160), (2, 152995080), (3, 101996720), (4, 76497540), (5, 61198032), (6, 50998360), (7, 43712880), (8, 38248770), (10, 30599016), (12, 25499180), (14, 21856440), (15, 20399344), (16, 19124385), (20, 15299508), (21, 14570960), (23, 13303920), (24, 12749590), (28, 10928220), (30, 10199672), (35, 8742576), (40, 7649754), (42, 7285480), (46, 6651960), (48, 6374795), (56, 5464110), (60, 5099836), (69, 4434640), (70, 4371288), (80, 3824877), (84, 3642740), (92, 3325980), (105, 2914192), (112, 2732055), (115, 2660784), (120, 2549918), (138, 2217320), (140, 2185644), (161, 1900560), (168, 1821370), (184, 1662990), (210, 1457096), (230, 1330392), (240, 1274959), (276, 1108660), (280, 1092822), (322, 950280), (336, 910685), (345, 886928), (368, 831495), (420, 728548), (460, 665196), (483, 633520), (552, 554330), (560, 546411), (644, 475140), (690, 443464), (805, 380112), (840, 364274), (920, 332598), (966, 316760), (1104, 277165), (1288, 237570), (1380, 221732), (1610, 190056), (1680, 182137), (1840, 166299), (1932, 158380), (2415, 126704), (2576, 118785), (2760, 110866), (3220, 95028), (3864, 79190), (4830, 63352), (5520, 55433), (6440, 47514), (7728, 39595), (7919, 38640), (9660, 31676), (12880, 23757), (15838, 19320)]