9890938980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{248641}}^1$

素因数の和:248686

約数の個数: 144

約数和(自身を含む): 34211150064

約数和(自身を除く): 24320211084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 6630, 7956, 9945, 13260, 19890, 39780, 248641, 497282, 745923, 994564, 1243205, 1491846, 2237769, 2486410, 2983692, 3232333, 3729615, 4226897, 4475538, 4972820, 6464666, 7459230, 8453794, 8951076, 9696999, 11188845, 12680691, 12929332, 14918460, 16161665, 16907588, 19393998, 21134485, 22377690, 25361382, 29090997, 32323330, 38042073, 38787996, 42268970, 44755380, 48484995, 50722764, 54949661, 58181994, 63403455, 64646660, 76084146, 84537940, 96969990, 109899322, 116363988, 126806910, 145454985, 152168292, 164848983, 190210365, 193939980, 219798644, 253613820, 274748305, 290909970, 329697966, 380420730, 494546949, 549496610, 581819940, 659395932, 760841460, 824244915, 989093898, 1098993220, 1648489830, 1978187796, 2472734745, 3296979660, 4945469490, 9890938980]

約数ペア:

[(1, 9890938980), (2, 4945469490), (3, 3296979660), (4, 2472734745), (5, 1978187796), (6, 1648489830), (9, 1098993220), (10, 989093898), (12, 824244915), (13, 760841460), (15, 659395932), (17, 581819940), (18, 549496610), (20, 494546949), (26, 380420730), (30, 329697966), (34, 290909970), (36, 274748305), (39, 253613820), (45, 219798644), (51, 193939980), (52, 190210365), (60, 164848983), (65, 152168292), (68, 145454985), (78, 126806910), (85, 116363988), (90, 109899322), (102, 96969990), (117, 84537940), (130, 76084146), (153, 64646660), (156, 63403455), (170, 58181994), (180, 54949661), (195, 50722764), (204, 48484995), (221, 44755380), (234, 42268970), (255, 38787996), (260, 38042073), (306, 32323330), (340, 29090997), (390, 25361382), (442, 22377690), (468, 21134485), (510, 19393998), (585, 16907588), (612, 16161665), (663, 14918460), (765, 12929332), (780, 12680691), (884, 11188845), (1020, 9696999), (1105, 8951076), (1170, 8453794), (1326, 7459230), (1530, 6464666), (1989, 4972820), (2210, 4475538), (2340, 4226897), (2652, 3729615), (3060, 3232333), (3315, 2983692), (3978, 2486410), (4420, 2237769), (6630, 1491846), (7956, 1243205), (9945, 994564), (13260, 745923), (19890, 497282), (39780, 248641)]