981626640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3529}}^1$

素因数の和:3625

約数の個数: 160

約数和(自身を含む): 3256636800

約数和(自身を除く): 2275010160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 61, 76, 80, 95, 114, 120, 122, 152, 183, 190, 228, 240, 244, 285, 304, 305, 366, 380, 456, 488, 570, 610, 732, 760, 912, 915, 976, 1140, 1159, 1220, 1464, 1520, 1830, 2280, 2318, 2440, 2928, 3477, 3529, 3660, 4560, 4636, 4880, 5795, 6954, 7058, 7320, 9272, 10587, 11590, 13908, 14116, 14640, 17385, 17645, 18544, 21174, 23180, 27816, 28232, 34770, 35290, 42348, 46360, 52935, 55632, 56464, 67051, 69540, 70580, 84696, 92720, 105870, 134102, 139080, 141160, 169392, 201153, 211740, 215269, 268204, 278160, 282320, 335255, 402306, 423480, 430538, 536408, 645807, 670510, 804612, 846960, 861076, 1005765, 1072816, 1076345, 1291614, 1341020, 1609224, 1722152, 2011530, 2152690, 2583228, 2682040, 3218448, 3229035, 3444304, 4023060, 4090111, 4305380, 5166456, 5364080, 6458070, 8046120, 8180222, 8610760, 10332912, 12270333, 12916140, 16092240, 16360444, 17221520, 20450555, 24540666, 25832280, 32720888, 40901110, 49081332, 51664560, 61351665, 65441776, 81802220, 98162664, 122703330, 163604440, 196325328, 245406660, 327208880, 490813320, 981626640]

約数ペア:

[(1, 981626640), (2, 490813320), (3, 327208880), (4, 245406660), (5, 196325328), (6, 163604440), (8, 122703330), (10, 98162664), (12, 81802220), (15, 65441776), (16, 61351665), (19, 51664560), (20, 49081332), (24, 40901110), (30, 32720888), (38, 25832280), (40, 24540666), (48, 20450555), (57, 17221520), (60, 16360444), (61, 16092240), (76, 12916140), (80, 12270333), (95, 10332912), (114, 8610760), (120, 8180222), (122, 8046120), (152, 6458070), (183, 5364080), (190, 5166456), (228, 4305380), (240, 4090111), (244, 4023060), (285, 3444304), (304, 3229035), (305, 3218448), (366, 2682040), (380, 2583228), (456, 2152690), (488, 2011530), (570, 1722152), (610, 1609224), (732, 1341020), (760, 1291614), (912, 1076345), (915, 1072816), (976, 1005765), (1140, 861076), (1159, 846960), (1220, 804612), (1464, 670510), (1520, 645807), (1830, 536408), (2280, 430538), (2318, 423480), (2440, 402306), (2928, 335255), (3477, 282320), (3529, 278160), (3660, 268204), (4560, 215269), (4636, 211740), (4880, 201153), (5795, 169392), (6954, 141160), (7058, 139080), (7320, 134102), (9272, 105870), (10587, 92720), (11590, 84696), (13908, 70580), (14116, 69540), (14640, 67051), (17385, 56464), (17645, 55632), (18544, 52935), (21174, 46360), (23180, 42348), (27816, 35290), (28232, 34770)]