391750720

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 224

約数和(自身を含む): 1074456576

約数和(自身を除く): 682705856

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 31, 32, 34, 40, 46, 62, 64, 68, 80, 85, 92, 101, 115, 124, 136, 155, 160, 170, 184, 202, 230, 248, 272, 310, 320, 340, 368, 391, 404, 460, 496, 505, 527, 544, 620, 680, 713, 736, 782, 808, 920, 992, 1010, 1054, 1088, 1240, 1360, 1426, 1472, 1564, 1616, 1717, 1840, 1955, 1984, 2020, 2108, 2323, 2480, 2635, 2720, 2852, 3128, 3131, 3232, 3434, 3565, 3680, 3910, 4040, 4216, 4646, 4960, 5270, 5440, 5704, 6256, 6262, 6464, 6868, 7130, 7360, 7820, 8080, 8432, 8585, 9292, 9920, 10540, 11408, 11615, 12121, 12512, 12524, 13736, 14260, 15640, 15655, 16160, 16864, 17170, 18584, 21080, 22816, 23230, 24242, 25024, 25048, 27472, 28520, 31280, 31310, 32320, 33728, 34340, 37168, 39491, 42160, 45632, 46460, 48484, 50096, 53227, 54944, 57040, 60605, 62560, 62620, 68680, 72013, 74336, 78982, 84320, 92920, 96968, 100192, 106454, 109888, 114080, 121210, 125120, 125240, 137360, 144026, 148672, 157964, 168640, 185840, 193936, 197455, 200384, 212908, 228160, 242420, 250480, 266135, 274720, 288052, 315928, 360065, 371680, 387872, 394910, 425816, 484840, 500960, 532270, 549440, 576104, 631856, 720130, 743360, 775744, 789820, 851632, 969680, 1001920, 1064540, 1152208, 1224221, 1263712, 1440260, 1579640, 1703264, 1939360, 2129080, 2304416, 2448442, 2527424, 2880520, 3159280, 3406528, 3878720, 4258160, 4608832, 4896884, 5761040, 6121105, 6318560, 8516320, 9793768, 11522080, 12242210, 12637120, 17032640, 19587536, 23044160, 24484420, 39175072, 48968840, 78350144, 97937680, 195875360, 391750720]

約数ペア:

[(1, 391750720), (2, 195875360), (4, 97937680), (5, 78350144), (8, 48968840), (10, 39175072), (16, 24484420), (17, 23044160), (20, 19587536), (23, 17032640), (31, 12637120), (32, 12242210), (34, 11522080), (40, 9793768), (46, 8516320), (62, 6318560), (64, 6121105), (68, 5761040), (80, 4896884), (85, 4608832), (92, 4258160), (101, 3878720), (115, 3406528), (124, 3159280), (136, 2880520), (155, 2527424), (160, 2448442), (170, 2304416), (184, 2129080), (202, 1939360), (230, 1703264), (248, 1579640), (272, 1440260), (310, 1263712), (320, 1224221), (340, 1152208), (368, 1064540), (391, 1001920), (404, 969680), (460, 851632), (496, 789820), (505, 775744), (527, 743360), (544, 720130), (620, 631856), (680, 576104), (713, 549440), (736, 532270), (782, 500960), (808, 484840), (920, 425816), (992, 394910), (1010, 387872), (1054, 371680), (1088, 360065), (1240, 315928), (1360, 288052), (1426, 274720), (1472, 266135), (1564, 250480), (1616, 242420), (1717, 228160), (1840, 212908), (1955, 200384), (1984, 197455), (2020, 193936), (2108, 185840), (2323, 168640), (2480, 157964), (2635, 148672), (2720, 144026), (2852, 137360), (3128, 125240), (3131, 125120), (3232, 121210), (3434, 114080), (3565, 109888), (3680, 106454), (3910, 100192), (4040, 96968), (4216, 92920), (4646, 84320), (4960, 78982), (5270, 74336), (5440, 72013), (5704, 68680), (6256, 62620), (6262, 62560), (6464, 60605), (6868, 57040), (7130, 54944), (7360, 53227), (7820, 50096), (8080, 48484), (8432, 46460), (8585, 45632), (9292, 42160), (9920, 39491), (10540, 37168), (11408, 34340), (11615, 33728), (12121, 32320), (12512, 31310), (12524, 31280), (13736, 28520), (14260, 27472), (15640, 25048), (15655, 25024), (16160, 24242), (16864, 23230), (17170, 22816), (18584, 21080)]