171984540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2423}}^1$

素因数の和:2468

約数の個数: 144

約数和(自身を含む): 596187648

約数和(自身を除く): 424203108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 169, 182, 195, 210, 260, 273, 338, 364, 390, 420, 455, 507, 546, 676, 780, 845, 910, 1014, 1092, 1183, 1365, 1690, 1820, 2028, 2366, 2423, 2535, 2730, 3380, 3549, 4732, 4846, 5070, 5460, 5915, 7098, 7269, 9692, 10140, 11830, 12115, 14196, 14538, 16961, 17745, 23660, 24230, 29076, 31499, 33922, 35490, 36345, 48460, 50883, 62998, 67844, 70980, 72690, 84805, 94497, 101766, 125996, 145380, 157495, 169610, 188994, 203532, 220493, 254415, 314990, 339220, 377988, 409487, 440986, 472485, 508830, 629980, 661479, 818974, 881972, 944970, 1017660, 1102465, 1228461, 1322958, 1637948, 1889940, 2047435, 2204930, 2456922, 2645916, 2866409, 3307395, 4094870, 4409860, 4913844, 5732818, 6142305, 6614790, 8189740, 8599227, 11465636, 12284610, 13229580, 14332045, 17198454, 24569220, 28664090, 34396908, 42996135, 57328180, 85992270, 171984540]

約数ペア:

[(1, 171984540), (2, 85992270), (3, 57328180), (4, 42996135), (5, 34396908), (6, 28664090), (7, 24569220), (10, 17198454), (12, 14332045), (13, 13229580), (14, 12284610), (15, 11465636), (20, 8599227), (21, 8189740), (26, 6614790), (28, 6142305), (30, 5732818), (35, 4913844), (39, 4409860), (42, 4094870), (52, 3307395), (60, 2866409), (65, 2645916), (70, 2456922), (78, 2204930), (84, 2047435), (91, 1889940), (105, 1637948), (130, 1322958), (140, 1228461), (156, 1102465), (169, 1017660), (182, 944970), (195, 881972), (210, 818974), (260, 661479), (273, 629980), (338, 508830), (364, 472485), (390, 440986), (420, 409487), (455, 377988), (507, 339220), (546, 314990), (676, 254415), (780, 220493), (845, 203532), (910, 188994), (1014, 169610), (1092, 157495), (1183, 145380), (1365, 125996), (1690, 101766), (1820, 94497), (2028, 84805), (2366, 72690), (2423, 70980), (2535, 67844), (2730, 62998), (3380, 50883), (3549, 48460), (4732, 36345), (4846, 35490), (5070, 33922), (5460, 31499), (5915, 29076), (7098, 24230), (7269, 23660), (9692, 17745), (10140, 16961), (11830, 14538), (12115, 14196)]